98 lines
2.2 KiB
Go
98 lines
2.2 KiB
Go
package main
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import (
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"context"
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"errors"
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"log/slog"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"time"
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"internal-mail-skill/internal/api"
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"internal-mail-skill/internal/config"
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"internal-mail-skill/internal/db"
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"internal-mail-skill/internal/pop3"
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"internal-mail-skill/internal/service"
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mailsmtp "internal-mail-skill/internal/smtp"
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)
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func main() {
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if err := run(); err != nil {
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slog.Error("server stopped", "error", err)
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os.Exit(1)
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}
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}
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func run() error {
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cfgPath := os.Getenv("CONFIG_PATH")
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if cfgPath == "" {
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cfgPath = ".env"
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}
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cfg, err := config.Load(cfgPath)
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if err != nil {
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return err
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}
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if err := ensureDataDirs(cfg); err != nil {
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return err
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}
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store, err := db.Open(cfg.Data.DatabasePath)
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if err != nil {
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return err
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}
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defer store.Close()
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ctx := context.Background()
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if err := store.Migrate(ctx); err != nil {
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return err
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}
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popFetcher := pop3.NewFetcher(cfg.POP3)
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smtpSender := mailsmtp.NewSender(cfg.SMTP)
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mailService := service.NewWithOptions(store, popFetcher, smtpSender, cfg.AccountID, service.Options{
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RawDir: cfg.Data.RawMailDir,
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AttachmentDir: cfg.Data.AttachmentDir,
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FromAddress: cfg.SMTP.FromAddress,
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FromName: cfg.SMTP.FromName,
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})
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apiServer := api.New(cfg, store, mailService)
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httpServer := &http.Server{
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Addr: api.ListenAddr(cfg),
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Handler: apiServer.Handler(),
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ReadHeaderTimeout: 10 * time.Second,
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}
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errCh := make(chan error, 1)
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go func() {
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slog.Info("internal mail skill listening", "addr", httpServer.Addr, "account_id", cfg.AccountID)
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errCh <- httpServer.ListenAndServe()
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}()
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stopCh := make(chan os.Signal, 1)
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signal.Notify(stopCh, syscall.SIGINT, syscall.SIGTERM)
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select {
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case sig := <-stopCh:
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slog.Info("shutdown requested", "signal", sig.String())
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shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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return httpServer.Shutdown(shutdownCtx)
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case err := <-errCh:
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if errors.Is(err, http.ErrServerClosed) {
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return nil
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}
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return err
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}
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}
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func ensureDataDirs(cfg *config.Config) error {
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for _, dir := range []string{cfg.Data.DataDir, cfg.Data.RawMailDir, cfg.Data.AttachmentDir} {
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if err := os.MkdirAll(dir, 0750); err != nil {
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return err
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}
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}
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return nil
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}
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